Richard Burton gently but passionately narrates this informative documentary that follows a group of young children at school. It's not clear from the start but quickly we are told that they are deaf. Some since birth, some through illnesses like meningitis, but all join together in a class room where the teachers take a very personal approach to introducing the alien concepts of vowels and words using techniques that seem simple to watch but prove remarkably effective - and fun. Toys, cartoons, mirrors, symbols and a balloon to illustrate the principles of reverberation all work well and the p...